text: #!/usr/bin/env python
  #
  # Copyright 2009, Google Inc.
  # All rights reserved.
  #
  # Redistribution and use in source and binary forms, with or without
  # modification, are permitted provided that the following conditions are
  # met:
  #
  #     * Redistributions of source code must retain the above copyright
  # notice, this list of conditions and the following disclaimer.
  #     * Redistributions in binary form must reproduce the above
  # copyright notice, this list of conditions and the following disclaimer
  # in the documentation and/or other materials provided with the
  # distribution.
  #     * Neither the name of Google Inc. nor the names of its
  # contributors may be used to endorse or promote products derived from
  # this software without specific prior written permission.
  #
  # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  
  """Tests that leaked mock objects can be caught be Google Mock."""
  
  __author__ = 'wan@google.com (Zhanyong Wan)'
  
  
  import gmock_test_utils
  
  
  PROGRAM_PATH = gmock_test_utils.GetTestExecutablePath('gmock_leak_test_')
  TEST_WITH_EXPECT_CALL = [PROGRAM_PATH, '--gtest_filter=*ExpectCall*']
  TEST_WITH_ON_CALL = [PROGRAM_PATH, '--gtest_filter=*OnCall*']
  TEST_MULTIPLE_LEAKS = [PROGRAM_PATH, '--gtest_filter=*MultipleLeaked*']
  
  environ = gmock_test_utils.environ
  SetEnvVar = gmock_test_utils.SetEnvVar
  
  # Tests in this file run a Google-Test-based test program and expect it
  # to terminate prematurely.  Therefore they are incompatible with
  # the premature-exit-file protocol by design.  Unset the
  # premature-exit filepath to prevent Google Test from creating
  # the file.
  SetEnvVar(gmock_test_utils.PREMATURE_EXIT_FILE_ENV_VAR, None)
  
  
  class GMockLeakTest(gmock_test_utils.TestCase):
  
    def testCatchesLeakedMockByDefault(self):
      self.assertNotEqual(
          0,
          gmock_test_utils.Subprocess(TEST_WITH_EXPECT_CALL,
                                      env=environ).exit_code)
      self.assertNotEqual(
          0,
          gmock_test_utils.Subprocess(TEST_WITH_ON_CALL,
                                      env=environ).exit_code)
  
    def testDoesNotCatchLeakedMockWhenDisabled(self):
      self.assertEquals(
          0,
          gmock_test_utils.Subprocess(TEST_WITH_EXPECT_CALL +
                                      ['--gmock_catch_leaked_mocks=0'],
                                      env=environ).exit_code)
      self.assertEquals(
          0,
          gmock_test_utils.Subprocess(TEST_WITH_ON_CALL +
                                      ['--gmock_catch_leaked_mocks=0'],
                                      env=environ).exit_code)
  
    def testCatchesLeakedMockWhenEnabled(self):
      self.assertNotEqual(
          0,
          gmock_test_utils.Subprocess(TEST_WITH_EXPECT_CALL +
                                      ['--gmock_catch_leaked_mocks'],
                                      env=environ).exit_code)
      self.assertNotEqual(
          0,
          gmock_test_utils.Subprocess(TEST_WITH_ON_CALL +
                                      ['--gmock_catch_leaked_mocks'],
                                      env=environ).exit_code)
  
    def testCatchesLeakedMockWhenEnabledWithExplictFlagValue(self):
      self.assertNotEqual(
          0,
          gmock_test_utils.Subprocess(TEST_WITH_EXPECT_CALL +
                                      ['--gmock_catch_leaked_mocks=1'],
                                      env=environ).exit_code)
  
    def testCatchesMultipleLeakedMocks(self):
      self.assertNotEqual(
          0,
          gmock_test_utils.Subprocess(TEST_MULTIPLE_LEAKS +
                                      ['--gmock_catch_leaked_mocks'],
                                      env=environ).exit_code)
  
  
  if __name__ == '__main__':
    gmock_test_utils.Main()
  